> > Also, g03 (according to Gaussian) is still 32-bit in Linux
> > environments and may be memory bound as a result.
>> If I understand correctly, some customers have source code and others
> do not. So this is probably talking about the official binaries and
> not what customers may have compiled themselves.
We could compile the source out of the box on Opteron - it's in the official
list from Gaussian. And according to the Gaussian website, you can also get
binaries for Opteron. One thing to mention is of course, that you need an
appropriate version of 64 bit Linda also to have it in parallel. - Reuti